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Gas-liquid chromatographic determination of ronnel (O,O-dimethyl O-2,4,5-trichlorophenyl phosphorothioate) and the oxygen analog of ronnel (dimethyl 2,4,5-trichlorophenyl phosphate) in tissues of cattle
Gas-liquid chromatographic determination of ronnel (O,O-dimethyl O-2,4,5-trichlorophenyl phosphorothioate) and the oxygen analog of ronnel (dimethyl 2,4,5-trichlorophenyl phosphate) in tissues of cattle